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4- ;fn A = {1, 2, 3} vkSj B = {2, 3, 5} gks rksIf A = {1, 2, 3}, B = {2, 3, 5} will be(a) {1, 2, 3, 5} (b) {1, 3, 2, 5}(c) {1, 2, 3} (d) {5, 3, 2, 1}dk eku gksxkA5- oLrqvksa ds lqifjHkkf"kr lewg dks D;k dgrs gS \A well defined collection of subjects is called as "(a)(b)(c)(d)mileqPP;leqPp;iwjd leqPp;lHkhSubseta setcomplementaryAll6- fdlh leqPp; esa dksbzZ vo;o ugha gksrk gS \A set containing no element is called asA∪ B(a)A subset(b)(c)(d)mileqPP;fjDr leqPp;iwjd leqPp;ifjes; leqPp;an emplty setcomplete setrational set7- ,d ,slk leqPp; ftlds vU; lHkh fopkjk/khu leqPp; mi leqPp;gksa] dgykrk gS&(a)(c)le"k"Vh; leqPp;(b) loZfu"B leqPp;foykse leqPp;(d) dksbZ ughaWhat set is the sent for which all the sets under consideration are subsetsof the set is :(a) An universal set (b) reciprocal set(c) opposite set (d) None(11)